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A right triangle has legs of 9 feet and 12 feet How long is the hypotenuse?
Wiki User
∙ 14y ago
According to Pythagoras's theorem, the square on the hypotenuse is equal to the sum of the squares on the other two sides.
So, h2 = 92 + 122 = 81 + 144 = 225
so h= sqrt (225) and since a negative length does not make sense, h = 15 feet.
Wiki User
∙ 14y ago
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